import { ColorSchemeName, useColorScheme as _useColorScheme } from 'react-native'; // The useColorScheme value is always either light or dark, but the built-in // type suggests that it can be null. This will not happen in practice, so this // makes it a bit easier to work with. export default function useColorScheme(): NonNullable { return _useColorScheme() as NonNullable; }